Peter James, international bestselling author of the Roy Grace crime series, returns with a standalone novel revealing the truth behind Sandy Grace's dramatic disappearance.

Some will know how it begins.

Her name is Sandy. You might know her as the loving wife of Detective Superintendent Roy Grace. But there's more to her than meets the eye. A woman with a dubious past, a complicated present and an uncertain future. Then she was gone.

Some will know how it ends.

Her disappearance caused a nationwide search. Even the best detective on the force couldn't find her. They thought she was dead.

But nobody knows this...

Where did she go? Why did she run? What would cause a woman to leave her whole life behind and simply vanish? For the first time, award-winning crime writer Peter James lays bare what really happened to Sandy Grace. They Thought I Was Dead will thrill fans and new readers alike with its gripping story of a woman on the run. This is Sandy's story.